scummvm/engines/gob/sound/bgatmosphere.h
2021-12-26 18:48:43 +01:00

76 lines
1.8 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef GOB_SOUND_BGATMOSPHERE_H
#define GOB_SOUND_BGATMOSPHERE_H
#include "common/array.h"
#include "common/mutex.h"
#include "common/random.h"
#include "gob/sound/sound.h"
#include "gob/sound/soundmixer.h"
namespace Audio {
class Mixer;
}
namespace Gob {
class SoundDesc;
class BackgroundAtmosphere : private SoundMixer {
public:
BackgroundAtmosphere(Audio::Mixer &mixer);
~BackgroundAtmosphere() override;
void playBA();
void stopBA();
void setPlayMode(Sound::BackgroundPlayMode mode);
void queueSample(SoundDesc &sndDesc);
void queueClear();
void setShadable(bool shadable);
void shade();
void unshade();
private:
Sound::BackgroundPlayMode _playMode;
Common::Array<SoundDesc *> _queue;
int _queuePos;
bool _shaded;
bool _shadable;
Common::Mutex _mutex;
Common::RandomSource _rnd;
void checkEndSample() override;
void getNextQueuePos();
};
} // End of namespace Gob
#endif // GOB_SOUND_BGATMOSPHERE_H